73947-05-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73947-05-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,9,4 and 7 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 73947-05:
(7*7)+(6*3)+(5*9)+(4*4)+(3*7)+(2*0)+(1*5)=154
154 % 10 = 4
So 73947-05-4 is a valid CAS Registry Number.
InChI:InChI=1/C31H50O4/c1-26(2)21-10-13-29(5)22(28(21,4)12-11-23(26)32)9-8-19-20-16-27(3)14-15-31(20,18-35-25(27)34-7)24(33)17-30(19,29)6/h8,20-25,32-33H,9-18H2,1-7H3/t20-,21?,22-,23+,24-,25?,27-,28+,29-,30-,31-/m1/s1